diff --git a/extensions/html-language-features/client/src/htmlClient.ts b/extensions/html-language-features/client/src/htmlClient.ts
index 229cec67305..7b69c795f90 100644
--- a/extensions/html-language-features/client/src/htmlClient.ts
+++ b/extensions/html-language-features/client/src/htmlClient.ts
@@ -95,12 +95,7 @@ export async function startClient(context: ExtensionContext, newLanguageClient:
 	const languageParticipants = getLanguageParticipants();
 	context.subscriptions.push(languageParticipants);
 
-	const extensionUri = {
-		scheme: context.extensionUri.scheme,
-		path: context.extensionUri.path,
-	};
-
-	let client: Disposable | undefined = await startClientWithParticipants(languageParticipants, newLanguageClient, outputChannel, runtime, extensionUri);
+	let client: Disposable | undefined = await startClientWithParticipants(languageParticipants, newLanguageClient, outputChannel, runtime);
 
 	const promptForLinkedEditingKey = 'html.promptForLinkedEditing';
 	if (extensions.getExtension('formulahendry.auto-rename-tag') !== undefined && (context.globalState.get(promptForLinkedEditingKey) !== false)) {
@@ -133,7 +128,7 @@ export async function startClient(context: ExtensionContext, newLanguageClient:
 				const oldClient = client;
 				client = undefined;
 				await oldClient.dispose();
-				client = await startClientWithParticipants(languageParticipants, newLanguageClient, outputChannel, runtime, extensionUri);
+				client = await startClientWithParticipants(languageParticipants, newLanguageClient, outputChannel, runtime);
 			}
 		}, 2000);
 	});
@@ -147,7 +142,7 @@ export async function startClient(context: ExtensionContext, newLanguageClient:
 	};
 }
 
-async function startClientWithParticipants(languageParticipants: LanguageParticipants, newLanguageClient: LanguageClientConstructor, outputChannel: OutputChannel, runtime: Runtime, extensionUri: { scheme: string; path: string }): Promise<AsyncDisposable> {
+async function startClientWithParticipants(languageParticipants: LanguageParticipants, newLanguageClient: LanguageClientConstructor, outputChannel: OutputChannel, runtime: Runtime): Promise<AsyncDisposable> {
 
 	const toDispose: Disposable[] = [];
 
@@ -163,7 +158,6 @@ async function startClientWithParticipants(languageParticipants: LanguagePartici
 			configurationSection: ['html', 'css', 'javascript', 'js/ts'], // the settings to synchronize
 		},
 		initializationOptions: {
-			extensionUri: extensionUri,
 			embeddedLanguages,
 			handledSchemas: ['file'],
 			provideFormatter: false, // tell the server to not provide formatting capability and ignore the `html.format.enable` setting.
diff --git a/extensions/html-language-features/server/src/htmlServer.ts b/extensions/html-language-features/server/src/htmlServer.ts
index 2831bedacb8..edf6e493d74 100644
--- a/extensions/html-language-features/server/src/htmlServer.ts
+++ b/extensions/html-language-features/server/src/htmlServer.ts
@@ -153,9 +153,7 @@ export function startServer(connection: Connection, runtime: RuntimeEnvironment)
 			get folders() { return workspaceFolders; }
 		};
 
-		const extensionUri = initializationOptions?.extensionUri;
-
-		languageModes = getLanguageModes(initializationOptions?.embeddedLanguages || { css: true, javascript: true }, workspace, params.capabilities, fileSystemProvider, extensionUri);
+		languageModes = getLanguageModes(initializationOptions?.embeddedLanguages || { css: true, javascript: true }, workspace, params.capabilities, fileSystemProvider);
 
 		const dataPaths: string[] = initializationOptions?.dataPaths || [];
 		fetchHTMLDataProviders(dataPaths, customDataRequestService).then(dataProviders => {
diff --git a/extensions/html-language-features/server/src/modes/javascriptMode.ts b/extensions/html-language-features/server/src/modes/javascriptMode.ts
index 4c68e898add..f8afddd2c65 100644
--- a/extensions/html-language-features/server/src/modes/javascriptMode.ts
+++ b/extensions/html-language-features/server/src/modes/javascriptMode.ts
@@ -8,7 +8,7 @@ import {
 	SymbolInformation, SymbolKind, CompletionItem, Location, SignatureHelp, SignatureInformation, ParameterInformation,
 	Definition, TextEdit, TextDocument, Diagnostic, DiagnosticSeverity, Range, CompletionItemKind, Hover,
 	DocumentHighlight, DocumentHighlightKind, CompletionList, Position, FormattingOptions, FoldingRange, FoldingRangeKind, SelectionRange,
-	LanguageMode, Settings, SemanticTokenData, Workspace, DocumentContext, CompletionItemData, isCompletionItemData, Uri, FILE_PROTOCOL
+	LanguageMode, Settings, SemanticTokenData, Workspace, DocumentContext, CompletionItemData, isCompletionItemData, FILE_PROTOCOL
 } from './languageModes';
 import { getWordAtText, isWhitespaceOnly, repeat } from '../utils/strings';
 import { HTMLDocumentRegions } from './embeddedSupport';
@@ -104,7 +104,7 @@ const ignoredErrors = [
 	2792, /* Cannot_find_module_0_Did_you_mean_to_set_the_moduleResolution_option_to_node_or_to_add_aliases_to_the_paths_option */
 ];
 
-export function getJavaScriptMode(documentRegions: LanguageModelCache<HTMLDocumentRegions>, languageId: 'javascript' | 'typescript', workspace: Workspace, extensionUri?: Uri): LanguageMode {
+export function getJavaScriptMode(documentRegions: LanguageModelCache<HTMLDocumentRegions>, languageId: 'javascript' | 'typescript', workspace: Workspace): LanguageMode {
 	const jsDocuments = getLanguageModelCache<TextDocument>(10, 60, document => documentRegions.get(document).getEmbeddedDocument(languageId));
 
 	const host = getLanguageServiceHost(languageId === 'javascript' ? ts.ScriptKind.JS : ts.ScriptKind.TS);
@@ -315,9 +315,6 @@ export function getJavaScriptMode(documentRegions: LanguageModelCache<HTMLDocume
 							range: convertRange(jsDocument, d.textSpan)
 						};
 					} else {
-						if (!extensionUri) {
-							return undefined;
-						}
 						const libUri = `${FILE_PROTOCOL}://${languageId}/${d.fileName}`;
 						const content = await host.loadLibrary(d.fileName);
 						if (!content) {
diff --git a/extensions/html-language-features/server/src/modes/languageModes.ts b/extensions/html-language-features/server/src/modes/languageModes.ts
index d737f07e547..342e461642b 100644
--- a/extensions/html-language-features/server/src/modes/languageModes.ts
+++ b/extensions/html-language-features/server/src/modes/languageModes.ts
@@ -109,14 +109,9 @@ export interface LanguageModeRange extends Range {
 	attributeValue?: boolean;
 }
 
-export interface Uri {
-	scheme: string;
-	path: string;
-}
-
 export const FILE_PROTOCOL = 'html-server';
 
-export function getLanguageModes(supportedLanguages: { [languageId: string]: boolean }, workspace: Workspace, clientCapabilities: ClientCapabilities, requestService: FileSystemProvider, extensionUri?: Uri): LanguageModes {
+export function getLanguageModes(supportedLanguages: { [languageId: string]: boolean }, workspace: Workspace, clientCapabilities: ClientCapabilities, requestService: FileSystemProvider): LanguageModes {
 	const htmlLanguageService = getHTMLLanguageService({ clientCapabilities, fileSystemProvider: requestService });
 	const cssLanguageService = getCSSLanguageService({ clientCapabilities, fileSystemProvider: requestService });
 
@@ -131,8 +126,8 @@ export function getLanguageModes(supportedLanguages: { [languageId: string]: boo
 		modes['css'] = getCSSMode(cssLanguageService, documentRegions, workspace);
 	}
 	if (supportedLanguages['javascript']) {
-		modes['javascript'] = getJavaScriptMode(documentRegions, 'javascript', workspace, extensionUri);
-		modes['typescript'] = getJavaScriptMode(documentRegions, 'typescript', workspace, extensionUri);
+		modes['javascript'] = getJavaScriptMode(documentRegions, 'javascript', workspace);
+		modes['typescript'] = getJavaScriptMode(documentRegions, 'typescript', workspace);
 	}
 	return {
 		async updateDataProviders(dataProviders: IHTMLDataProvider[]): Promise<void> {